11144356355631 has 32 divisors (see below), whose sum is σ = 15658246195200. Its totient is φ = 7030874861280.

The previous prime is 11144356355623. The next prime is 11144356355729. The reversal of 11144356355631 is 13655365344111.

It is not a de Polignac number, because 11144356355631 - 2³ = 11144356355623 is a prime.

It is a super-2 number, since 2×11144356355631² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11144356355831) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 220484760 + ... + 220535298.

It is an arithmetic number, because the mean of its divisors is an integer number (489320193600).

Almost surely, 2^{11144356355631} is an apocalyptic number.

11144356355631 is a deficient number, since it is larger than the sum of its proper divisors (4513889839569).

11144356355631 is a wasteful number, since it uses less digits than its factorization.

11144356355631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54699.

The product of its digits is 1944000, while the sum is 48.

The spelling of 11144356355631 in words is "eleven trillion, one hundred forty-four billion, three hundred fifty-six million, three hundred fifty-five thousand, six hundred thirty-one".